A few of the blogs I sub feeds for sometimes go over the char limit, and it's normally because the writer really needed a sub editor.

Having looked at your journal I can see what you mean about how you do it, and you do it well, so can see why it'd be good for you, but I think you're an edge case.

Generally, usability shows that shorter headlines are better, and given Fey's comment about the workload, my "don't care but don't want" is a bit hardened.